1,4-Pentanediol

1,4-戊二醇

Also known as: 1,4-Pentanediol, pentane-1,4-diol, 1,4-Dihydroxypentane, 4-Hydroxy-1-pentanol, 1,4-Dihydroxy-1-methylbutane, GLOBUAZSRIOKLN-UHFFFAOYSA-N"

1,4-Pentanediol (CAS 626-95-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C5H12O2 and a molecular weight of 104.14800 g/mol. It is also known as pentane-1,4-diol, 1,4-Dihydroxypentane and 4-Hydroxy-1-pentanol. Key properties include a boiling point of 72-73ºC0.03 mm Hg(lit.), a density of 0.986 g/mL at 25ºC(lit.) and a flash point of >230 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
626-95-9
Jingsj CID
J-50040-9
Molecular Formula
C5H12O2
Chinese Name
1,4-戊二醇
Molecular Weight
104.14800 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point72-73ºC0.03 mm Hg(lit.)
Density0.986 g/mL at 25ºC(lit.)
Flash Point>230 °F

Frequently Asked Questions

What is the CAS number of 1,4-Pentanediol?

The CAS number of 1,4-Pentanediol is 626-95-9.

What are the molecular formula and molecular weight of 1,4-Pentanediol?

1,4-Pentanediol has molecular formula C5H12O2 and molecular weight 104.14800 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1,4-Pentanediol (CAS 626-95-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-50040-9 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.